1 |
768 |
jeremybenn |
// Locator2.java - extended Locator
|
2 |
|
|
// http://www.saxproject.org
|
3 |
|
|
// Public Domain: no warranty.
|
4 |
|
|
// $Id: Locator2.java,v 1.1 2004/12/23 22:38:42 mark Exp $
|
5 |
|
|
|
6 |
|
|
package org.xml.sax.ext;
|
7 |
|
|
|
8 |
|
|
import org.xml.sax.Locator;
|
9 |
|
|
|
10 |
|
|
|
11 |
|
|
/**
|
12 |
|
|
* SAX2 extension to augment the entity information provided
|
13 |
|
|
* though a {@link Locator}.
|
14 |
|
|
* If an implementation supports this extension, the Locator
|
15 |
|
|
* provided in {@link org.xml.sax.ContentHandler#setDocumentLocator
|
16 |
|
|
* ContentHandler.setDocumentLocator() } will implement this
|
17 |
|
|
* interface, and the
|
18 |
|
|
* <em>http://xml.org/sax/features/use-locator2</em> feature
|
19 |
|
|
* flag will have the value <em>true</em>.
|
20 |
|
|
*
|
21 |
|
|
* <blockquote>
|
22 |
|
|
* <em>This module, both source code and documentation, is in the
|
23 |
|
|
* Public Domain, and comes with <strong>NO WARRANTY</strong>.</em>
|
24 |
|
|
* </blockquote>
|
25 |
|
|
*
|
26 |
|
|
* <p> XMLReader implementations are not required to support this
|
27 |
|
|
* information, and it is not part of core-only SAX2 distributions.</p>
|
28 |
|
|
*
|
29 |
|
|
* @since SAX 2.0 (extensions 1.1 alpha)
|
30 |
|
|
* @author David Brownell
|
31 |
|
|
* @version TBS
|
32 |
|
|
*/
|
33 |
|
|
public interface Locator2 extends Locator
|
34 |
|
|
{
|
35 |
|
|
/**
|
36 |
|
|
* Returns the version of XML used for the entity. This will
|
37 |
|
|
* normally be the identifier from the current entity's
|
38 |
|
|
* <em><?xml version='...' ...?></em> declaration,
|
39 |
|
|
* or be defaulted by the parser.
|
40 |
|
|
*
|
41 |
|
|
* @return Identifier for the XML version being used to interpret
|
42 |
|
|
* the entity's text, or null if that information is not yet
|
43 |
|
|
* available in the current parsing state.
|
44 |
|
|
*/
|
45 |
|
|
public String getXMLVersion ();
|
46 |
|
|
|
47 |
|
|
/**
|
48 |
|
|
* Returns the name of the character encoding for the entity.
|
49 |
|
|
* If the encoding was declared externally (for example, in a MIME
|
50 |
|
|
* Content-Type header), that will be the name returned. Else if there
|
51 |
|
|
* was an <em><?xml ...encoding='...'?></em> declaration at
|
52 |
|
|
* the start of the document, that encoding name will be returned.
|
53 |
|
|
* Otherwise the encoding will been inferred (normally to be UTF-8, or
|
54 |
|
|
* some UTF-16 variant), and that inferred name will be returned.
|
55 |
|
|
*
|
56 |
|
|
* <p>When an {@link org.xml.sax.InputSource InputSource} is used
|
57 |
|
|
* to provide an entity's character stream, this method returns the
|
58 |
|
|
* encoding provided in that input stream.
|
59 |
|
|
*
|
60 |
|
|
* <p> Note that some recent W3C specifications require that text
|
61 |
|
|
* in some encodings be normalized, using Unicode Normalization
|
62 |
|
|
* Form C, before processing. Such normalization must be performed
|
63 |
|
|
* by applications, and would normally be triggered based on the
|
64 |
|
|
* value returned by this method.
|
65 |
|
|
*
|
66 |
|
|
* <p> Encoding names may be those used by the underlying JVM,
|
67 |
|
|
* and comparisons should be case-insensitive.
|
68 |
|
|
*
|
69 |
|
|
* @return Name of the character encoding being used to interpret
|
70 |
|
|
* * the entity's text, or null if this was not provided for a *
|
71 |
|
|
* character stream passed through an InputSource or is otherwise
|
72 |
|
|
* not yet available in the current parsing state.
|
73 |
|
|
*/
|
74 |
|
|
public String getEncoding ();
|
75 |
|
|
}
|